diff --git a/04/title.txt b/04/title.txt
index a04e896..a014cae 100644
--- a/04/title.txt
+++ b/04/title.txt
@@ -1 +1 @@
-2 Ti-mô-tai 4
\ No newline at end of file
+chương 4
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 1776e4e..ea6d543 100644
--- a/manifest.json
+++ b/manifest.json
@@ -64,7 +64,6 @@
 		"03-14",
 		"03-16",
 		"04-title",
-		"04-01",
 		"04-03",
 		"04-06",
 		"04-09",